<template>
  <el-row type="flex" justify="space-between" align="middle" style="height: 40px;width: 100%">
    <el-col>
      <!-- 名称应该变成 对应的节点中的name -->
      <strong v-if="isRoot">
        <i class="el-icon-office-building"/>
        <span>{{ treeNode.name }}</span>
      </strong>
      <span v-else>{{ treeNode.name }}</span>
    </el-col>
    <el-col :span="4">
      <el-row type="flex" justify="end">
        <!-- 两个内容 -->
        <el-col>{{ treeNode.manager }}</el-col>
        <el-col>
          <!-- 下拉菜单 element -->
          <el-dropdown @command="operateDepts">
            <span>
              操作
              <i class="el-icon-arrow-down"/>
            </span>
            <!-- 下拉菜单 -->
            <el-dropdown-menu slot="dropdown">
              <el-dropdown-item command="add">添加子部门</el-dropdown-item>
              <!-- 编辑部门和删除部门只会在子节点上显示 -->
              <el-dropdown-item v-if="!isRoot" command="edit">编辑部门</el-dropdown-item>
              <el-dropdown-item v-if="!isRoot" command="del">删除部门</el-dropdown-item>
            </el-dropdown-menu>
          </el-dropdown>
        </el-col>
      </el-row>
    </el-col>
  </el-row>
</template>

<script>
import { delDepartments } from "@/api/departments.js";
// 该组件需要对外开放属性 外部需要提供一个对象 对象里需要有name  manager
export default {
  // props可以用数组来接收数据 也可以用对象来接收
  // props: {   props属性: {  配置选项 }  }
  props: {
    //   定义一个props属性
    treeNode: {
      required: true, // 设置当前数据为必填
      type: Object // 类型是Object
    },
    isRoot: {
      type: Boolean,
      default: false
    }
  },
  methods: {
    operateDepts(type) {
      if (type === "add") {
        // 添加子部门操作
        this.$emit("addDepts", this.treeNode);
      }
      if (type === "edit") {
        //编辑部门操作
        this.$emit("editDepts", this.treeNode);
      }
      if (type === "del") {
        this.$confirm("确定要删除该部门吗？")
          .then(() => {
            return delDepartments(this.treeNode.id);
          })
          .then(() => {
            this.$emit("delDepts"); // 触发自定义事件
            this.$message.success("删除部门成功");
          });
      }
    }
  }
};
</script>
<style scoped>
.tree-card {
  padding: 30px 140px;
  font-size: 14px;
}
</style>